<template>
	<view class="my-settle-container">
    
		<!-- 全选 -->
    <label class="radio" @click="changAllState">
      <radio color="#C00000" :checked="isFullCheck"/><text>全选</text>
    </label>
    
    <!-- 合计 -->
    <view class="amount-box">
      合计：<text class="amount">￥{{checkedGoodsAmount}}</text>
    </view>
    
    <!-- 结算 -->
    <view class="btn-settle" @click="settlement">
      结算（{{checkedCount}}）
    </view>
	</view>
</template>

<script>
  import { mapGetters , mapMutations , mapState } from 'vuex'
	export default {
		data() {
			return {
        // 倒计时
				seconds:3,
        timer:null
			};
		},
    computed:{
     ...mapGetters('m_cart',['checkedCount','total','checkedGoodsAmount']),
     ...mapGetters('m_user',['addstr']),
     ...mapState('m_user',['token']),
     isFullCheck(){
       return this.checkedCount === this.total
     }
    },
    methods:{
      ...mapMutations('m_cart',['updateAllGoodsState']),
      ...mapMutations('m_user',['updateRedirectInfo']),
      changAllState(){
        this.updateAllGoodsState(!this.isFullCheck)
      },
      // 点击结算按钮
      settlement(){
        if(!this.checkedCount) return uni.$showMsg('请选择要结算的商品')
        if(!this.addstr) return uni.$showMsg('请选择收货地址')
        // if(!this.token) return uni.$showMsg('请登录')
        if(!this.token) return this.delayNavigate()
        
      },
      // 延迟导航到MY界面
      delayNavigate(){
        this.seconds = 3
        this.showtip(this.seconds)
        
      this.timer =  setInterval(() =>{
          this.seconds--
          // 清除定时器
          if(this.seconds<=0){
            clearInterval(this.timer)
            // 跳转到my页面
            uni.switchTab({
              url:'/pages/my/my',
              success: () => {
                this.updateRedirectInfo({
                  openType:'switchTab',
                  from:'/pages/cart/cart'
                })
              }
            })
            return
          }
          
          this.showtip(this.seconds)
        },1000)

      },
      // 展示倒计时的提示消息
      showtip(n){
        uni.showToast({
          icon:'none',
          title:'请登录后在结算' + n + '秒后自动跳转到登录页',
          mask:true,
          duration:1500
        })
      }
    }
	}
</script>

<style lang="scss">
.my-settle-container{
  position: fixed;
  bottom: 0;
  left: 0;
  width: 100%;
  height: 50px;
  display: flex;
  justify-content: space-between;
  align-items: center;
  font-size: 14px;
  padding-left: 5px;
  // border-top: 1px solid #efefef;
  
  .radio{
    display: flex;
    align-items: center;
  }
  .amount-box{
    .amount{
      color: #C00000;
      font-weight: bold;
    }
  }
  .btn-settle{
    background-color: #C00000;
    height: 50px;
    color: white;
    line-height: 50px;
    padding: 0 10px;
    min-width: 100px;
    text-align: center;
  }
}


</style>
